YAJINGHE06GO
Answered

Hoagland found that some ions were absorbed only if oxygen was bubbled through
the pond water. Explain this observation.

Answer :

Answer: True

Explanation:

ELLIEYINGCLIFTONGO

Answer:

needed for respiration for active transport

Explanation:

oxygen is needed for respiration which provides energy for active transport of the ions into the plant.

active transport is needed to move the ions into the plant as there are higher levels of concentration already in the cell sap.

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